42134142 has 32 divisors (see below), whose sum is σ = 87816960. Its totient is φ = 13465280.

The previous prime is 42134117. The next prime is 42134149. The reversal of 42134142 is 24143124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42134149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13063 + ... + 15965.

It is an arithmetic number, because the mean of its divisors is an integer number (2744280).

Almost surely, 2^42134142 is an apocalyptic number.

42134142 is an abundant number, since it is smaller than the sum of its proper divisors (45682818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42134142 is a wasteful number, since it uses less digits than its factorization.

42134142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008.

The product of its digits is 768, while the sum is 21.

The square root of 42134142 is about 6491.0817280327. The cubic root of 42134142 is about 347.9723356262.

Adding to 42134142 its reverse (24143124), we get a palindrome (66277266).

The spelling of 42134142 in words is "forty-two million, one hundred thirty-four thousand, one hundred forty-two".